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Altimmune
ALT

Overview Fund Activity

179 hedge funds and large institutions have $145M invested in Altimmune in 2025 Q2 according to their latest regulatory filings, with 39 funds opening new positions, 71 increasing their positions, 39 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
179
Holders Change
+6
Holders Change %
+3.47%
% of All Funds
2.4%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
39
Increased
71
Reduced
39
Closed
31
Calls
$26.2M
Puts
$22.6M
Net Calls
+$3.63M
Net Calls Change
+$458K

Top Buyers

1
CM
1
Caption Management
Oklahoma
$3.8M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$20M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$3.54M
4
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$6.27M
5
Citadel Advisors
5
Citadel Advisors
Florida
$2.03M

Top Sellers

1
BG
1
Bellevue Group
Switzerland
$0
2
Ameriprise
2
Ameriprise
Minnesota
$441K
3
Schroder Investment Management Group
3
Schroder Investment Management Group
United Kingdom
$0
4
Marshall Wace
4
Marshall Wace
United Kingdom
$85.5K
5
Millennium Management
5
Millennium Management
New York
$303K
Name Holding Trade Value Shares
Change 		Shares
Change %
NS
151
NBC Securities
Alabama
$3K +$3K +1,000 New
HCM
152
Hollencrest Capital Management
California
$2.98K – – –
BIG
153
Brooklyn Investment Group
New York
$2.21K +$2.21K +572 New
SHIM
154
Stone House Investment Management
Pennsylvania
$1.94K – – –
Nisa Investment Advisors
155
Nisa Investment Advisors
Missouri
$1.46K +$35 +9 +2%
GI
156
GAMMA Investing
California
$1.27K -$3.95K -1,022 -76%
S
157
SignatureFD
Georgia
$1.23K +$701 +181 +132%
EWP
158
Elevation Wealth Partners
California
$1.11K – – –
Daiwa Securities Group
159
Daiwa Securities Group
Japan
$1K – – –
Fifth Third Bancorp
160
Fifth Third Bancorp
Ohio
$968 – – –
VCM
161
Versant Capital Management
Arizona
$890 -$3.73K -963 -81%
IA
162
IFP Advisors
Florida
$774 -$4 -1 -0.5%
AAS
163
Ameritas Advisory Services
Nebraska
$774 +$774 +200 New
RIL
164
Rothschild Investment LLC
Illinois
$755 +$116 +30 +18%
AF
165
Allworth Financial
California
$736 +$736 +190 New
SCM
166
Sterling Capital Management
North Carolina
$724 -$1.6K -412 -69%
Northwestern Mutual Wealth Management
167
Northwestern Mutual Wealth Management
Wisconsin
$650 +$263 +68 +68%
EWA
168
EverSource Wealth Advisors
Alabama
$464 +$464 +120 New
PFBT
169
Parkside Financial Bank & Trust
Missouri
$407 +$407 +105 New
CA
170
CoreCap Advisors
Michigan
$275 – – –
PA
171
Parallel Advisors
California
$155 – – –
PS
172
Principal Securities
Iowa
$135 +$135 +35 New
TCM
173
Tradewinds Capital Management
Washington
$78 +$78 +20 New
FFA
174
Farther Finance Advisors
California
$74 – – –
BWM
175
Bernard Wealth Management
Michigan
$59 – – –
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